diff --git a/files/config/conf.d/ssl.conf b/files/config/conf.d/ssl.conf
index f0ffbfd..88e3866 100644
--- a/files/config/conf.d/ssl.conf
+++ b/files/config/conf.d/ssl.conf
@@ -3,7 +3,7 @@ ssl_session_cache shared:SSL:50m;
 ssl_session_tickets off;
 
 # intermediate configuration. tweak to your needs.
-ssl_protocols TLSv1.2;
+ssl_protocols TLSv1.2 TLSv1.3;
 ssl_ciphers 'ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256';
 ssl_prefer_server_ciphers on;